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RSSNatural killer cell
Natural killer cells (also
known as NK cells, K cells,
and killer cells) are a type
of lymphocyte (a white blood
cell) and a component of
innate immune system. NK
cells play a major role in
the host-rejection of both
... > full story
T cell
T cells are a subset of
lymphocytes that play a
large role in the immune
response. The abbreviation
"T" stands for thymus, the
organ in which their final
stage of development occurs.
Every effective immune
... > full story
White blood cell
White blood cells (also
called leukocytes or immune
cells) are cells which form
a component of the blood.
They help to defend the body
against infectious disease
and foreign materials as
part of the immune system.
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Immune system
The immune system is the
system of specialized cells
and organs that protect an
organism from outside
biological influences.
(Though in a broad sense,
almost every organ has a
protective function - for
... > full story
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